# UpUpFrog vs Grind Meter

The clearest difference is in-app purchases: Grind Meter at none against UpUpFrog's 2. Grind Meter also leads on update cadence (every 3 days vs every 9 days) and iOS requirement (13.0 vs 17.0). UpUpFrog's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. UpUpFrog sells 2 in-app purchases, starting at $0.99 per month. Grind Meter asks for nothing beyond the download.

UpUpFrog ships an update every 9 days, Grind Meter every 3 days. Both last shipped on September 9, 2026.

## The numbers

| Metric | UpUpFrog | Grind Meter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 3 days** |
| Size | 2 MB | 23 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [鹏 陈](https://appshunter.io/developer/1846736356) | [Dongming YAN](https://appshunter.io/developer/6777715564) |

## What reviewers say

### UpUpFrog

[App page](https://appshunter.io/ios/app/upupfrog/id6762909244)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| UpUpFrog Pro Monthly | $0.99 | per month |
| UpUpFrog Pro Yearly | $5.99 | per year |


### Grind Meter

[App page](https://appshunter.io/ios/app/grind-meter/id6785531973)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is UpUpFrog free?

UpUpFrog is free to download, with in-app purchases available.

### Is Grind Meter free?

Grind Meter is free to download, with no in-app purchases.

### Do UpUpFrog or Grind Meter have ads?

Grind Meter shows ads; UpUpFrog does not.

### Which is updated more often, UpUpFrog or Grind Meter?

UpUpFrog ships an update every 9 days, and Grind Meter every 3 days. Most recently, UpUpFrog was updated on September 9, 2026 and Grind Meter on September 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*